District Consumptive Use

Column

Actual Consumptive Use

-2 TAF

Forecast Consumptive Use

414 TAF

1, 2, 3b Ag Adjustment

-46 TAF

Fallowing Call

Fallowing Savings

76 TAF

Column

District Consumptive Use History

Water Balance (concept only - in progress)

MWD Lands

Column

Current year water use savings

AF

Previous year water savings

16,230 AF

Current year AF/acre

3.9 AF/acre

$/AF

$109 / AF

Lessee historical use

Column

Grower 1

Grower 2

Grower 3

Grower 4

Grower 5

Grower 6

Column

Notes

Last updated 2019-01-30.

All water use data is based on zanjero records.

AF/acre numbers are averages across irrigated (unfallowed) acres.

Data does not include the future Underwood MSCP reserve, which had much lower water use in 2017 due to the MSCP transition.

Maintainer: —-@----

Raw Data

Column

Monthly Water Use by Lessee 2016-18 (tidy)

Data dictionary

Monthly Water Use 2016-18 (tidy)

  • year Calendar year
  • month Month as integer 1-12
  • lessee MWD lessee or entity managing the land
  • AF_delivered Water deliveries (applied water in AF) for all gates managed by the lessee. Data from zanjero records.
  • irr_factor Irrigation factor used to convert deliveries to consumptive use. 50% for flood, 78% for spray or drip, as defined in the leases. If lessee uses a mix of irrigation types, it will be weighted by acreage and by month.
  • AF_delivered_cum Cumulative water deliveries (AF) for each year.
  • AF_consumed_cum Cumulative consumptive use (AF) for each year.
  • irrigatedAcres_wt Irrigated acres for each lessee, as a weighted daily average.
  • AF_acre_cum Cumulative consumptive use (AF per irrigated acre) for each lessee. Value for December is the total consumptive use for that year.

Annual Water Use 2016-18 (crosstab)

  • lessee MWD lessee or entity managing the land
  • 2016 Total consumptive water use (AF/acre) for 2016. Data from —. Note: Data for 2016 is provided as a baseline only. Data for 2016 includes water use on all parcels currently managed by the lessee, even if the current lessee did not manage those parcels at the time.
  • 2017 Total consumptive water use (AF per irrigated acre) for 2017. Data from —.
  • 2018 Total consumptive water use (AF per irrigated acre) for 2018. Data from —.

Agronomics

Column

Price of Alfalfa

$213/ton

Alfalfa Yield

Notes

Price data is current as of . Price is highest early in the year when quality is superior.

Yield decreases with the age of the stand, from 10-11 tons/ac in year one to 7-8 tons/ac for an older stand.

Column